26 results
A System for Vasculitides 

#Diagnosis #IM #Rheum #Vasculitis #Small #Medium #Large #Vessel #Size #Classification #ANCA #Differential
#Diagnosis # ... IM #Rheum #Vasculitis ... #Small #Medium ... #Vessel #Size #Classification ... #Differential #Algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
abnormalities SMALL ... Urticaria and hypocomplementemia ... pain, infarct • Small ... against MPO • Complement ... #rheumatology #classification
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
, and small vessel ... Small vessel vasculitis ... immune complex small ... #Diagnosis #Rheumatology ... Medium #Large #Classification
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
PET-CT Imaging (→ Diagnostic ... false negative (small ... rheumatoid factor), ± hypocomplementemia ... No necrosis, No vasculitis ... Related #Disease #diagnosis
Break down Vasculitis based on vessel size
#Diagnosis #Rheumatology #Differential #Vasculitis #VesselSize #Small #Medium #Large #Classification
Break down Vasculitis ... vessel size #Diagnosis ... #Differential #Vasculitis ... #VesselSize #Small ... Medium #Large #Classification
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential Diagnosis ... Findings: • Small ... ulceration Small ... with IgG/IgM deposits ... #differential #diagnosis
IGG-4 RELATED DISEASE

WHAT?
 • A chronic, immune-mediated fibroinflammatory disease with tumefactive infiltration of IgG4+ plasma cells
aortitis, mimics vasculitis ... breast, skin DIAGNOSIS ... - ↑ IgE, ↓ complement ... • Classification ... -4 #IGG4 #Diagnosis
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... of small vessels ... dermatomyositis #Size #Classification ... #Diagnosis #Rheumatology ... #Diagnosis
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... Algorithm. ... trauma, infection, vasculitis ... identified, other small ... pulmonary #Diagnosis
ANCA-Associated Vasculitis
A group of necrotizing, small-vessel vasculitis without immune complex deposition. Complement levels are normal due
ANCA-Associated Vasculitis ... of necrotizing, small-vessel ... vasculitis without ... Complement levels ... PANCA #MPO #PR3 #Diagnosis